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121074080 = 2551939827
BaseRepresentation
bin1110011011101…
…11000110100000
322102211012102012
413031313012200
5221443332310
620003012052
73000053441
oct715670640
9272735365
10121074080
1162385826
123466a028
131c111a8a
14121192c8
15a968c05
hex73771a0

121074080 has 48 divisors (see below), whose sum is σ = 301099680. Its totient is φ = 45879552.

The previous prime is 121074067. The next prime is 121074091. The reversal of 121074080 is 80470121.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 16874 + ... + 22953.

It is an arithmetic number, because the mean of its divisors is an integer number (6272910).

Almost surely, 2121074080 is an apocalyptic number.

121074080 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

121074080 is an abundant number, since it is smaller than the sum of its proper divisors (180025600).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

121074080 is a wasteful number, since it uses less digits than its factorization.

121074080 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 39861 (or 39853 counting only the distinct ones).

The product of its (nonzero) digits is 448, while the sum is 23.

The square root of 121074080 is about 11003.3667574975. The cubic root of 121074080 is about 494.7096620681.

The spelling of 121074080 in words is "one hundred twenty-one million, seventy-four thousand, eighty".

Divisors: 1 2 4 5 8 10 16 19 20 32 38 40 76 80 95 152 160 190 304 380 608 760 1520 3040 39827 79654 159308 199135 318616 398270 637232 756713 796540 1274464 1513426 1593080 3026852 3186160 3783565 6053704 6372320 7567130 12107408 15134260 24214816 30268520 60537040 121074080